Gaming Age - Review, by Jim Cordeira: "It doesn’t really have the endless appeal of something like Lumines, Puyo Pop or Tetris, but the problem solving, logical puzzles and interesting physics make it nonetheless enjoyable." [Grade: C+] - http://www.gaming-age.com/cgi-bin/reviews/review.pl?sys=psp&game=mercury
GameZone - Review, by Rob Watkins: "Mercury is a great puzzle game and a worthy contender so far to the others available on the PSP." [Score: 8.1 out of 10] - http://psp.gamezone.com/gzreviews/r25638.htm
IGN PSP - Preview, by Nix: "The simplicity of the game is the big question left remaining after this first play-test." - http://psp.ign.com/articles/577/577636p1.html
GameFAQs - Provides data and a message board. - http://www.gamefaqs.com/portable/psp/data/925747.html
GameSpy PSP - Review, by Christian Nutt: "When Mercury is at its best, it's an elegantly simple and addictive action-puzzler. When it's at its worst, it's like a tedious pop quiz from an unpredictable, bad-tempered teacher." [Score: 3.5 out of 5] - http://ps2.gamespy.com/playstation-portable/mercury/600399p1.html